König-Langlo, Gert (2006): Radiosonde PS69/26110 during POLARSTERN cruise ANT-XXIII/2 on 2006-01-11 11:01h. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.382344, In: König-Langlo, G (2007): Upper air soundings during POLARSTERN cruise ANT-XXIII/2. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.849142